Arnold Lewis Raphel (March 16, 1943 – August 17, 1988) was the 18th U.S. ambassador in Pakistan. He was killed when a plane in which he was a passenger mysteriously crashed near Bhawalpur with then Pakistani President Zia ul-Haq and Brigadier General Herbert M. Wassom, chief of the U.S. military group in Pakistan on August 17, 1988.
He was nominated by U.S. President Ronald Reagan. He succeeded Dean Roesch Hinton.